Calculate the amount of insulation by dividing your attic's square footage by the coverage area of the insulation package you plan to purchase.
R-Value measures insulation’s ability to resist heat flow, with higher R-Values indicating better thermal performance.
You should start by preparing your attic space. First, check and clear the area where the baffles will be installed, removing any old insulation from the edges if necessary. For more information, check out our guide https://www.greenattic.com/blogs/how-to-install-attic-baffles